CVE-2021-39503: Phpmywind

High severity, CVSS 7.2. EPSS: 2.8% chance of exploitation in the next 30 days.

PHPMyWind 5.6 is vulnerable to Remote Code Execution. Becase input is filtered without "<, >, ?, =, `,...." In WriteConfig() function, an attacker can inject php code to /include/config.cache.php file.

Affected products

• Phpmywind Phpmywind: version 5.6 only

Published 2021-09-07. Last modified 2026-06-17.